新编英语教程英语专业课件.ppt
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1、Unit 5 Network Designer Tim Berners-Lee,Quiz:how many words do you know about the Internet?,mouse,modem,screen,keyboard,www,http,html,log on/out,search engine,type in,click,point-and-click,scroll up/down,browse,Internet access,homepage,blog,twitter/weibo,BBS,social networking sites(SNS),facebook,upl
2、oad/download,hack/hacker,username,password,nickname,lurk,spam,polarization,emoticon,Internet acronyms,AAMOFA/S/LBRBBTWCOSCUCUL8RG2CUF2TFYEOG2RGR8HFMUSMNPNWTCOMGOTFLROFLWBWAM,As a matter of factAge/sex/locationBe right backBy the waybecauseSee youSee you laterGood to see youFace to faceFor your eyes
3、onlyGot to runGreat Have funMiss you so muchNo problemNo wayTake careOh my GodOn the floor rollingRolling on floor laughing Welcome backWait a minute,Background introduction,World Wide Web(WWW):computer-based network of information resources that combines text and multimedia.The Web started to becom
4、e a popular resource after 1993 when the first widely distributed browser provided a convenient way to access a variety of information on the Internet.The Web uses multimedia,which means that information can be displayed in a wide variety of formats.Users can read text,view pictures,watch animation,
5、listen to sounds,and even explore interactive virtual environments on the Web.The information on the World Wide Web can be accessed and searched through the Internet,a global computer network.The World Wide Web is often referred to simple as the Web.,Sir Tim Berners-Lee(Father of the Web),Berners-Le
6、e was born in south west London,in 1955,the eldest child of two renowned mathematicians within the computer industry.A graduate of Oxford University,England.Queen Elizabeth II dubbed(授予称号)Tim Berners-Lee,the computer wizard/genius a knight with a sword in recognition of his contributions to the Worl
7、d Wide Web in 2004.As a British citizen,Berners-Lee will be able to use the title Sir Tim.,Berners-Lee told the press he was notified of the honor a few days ago via the telephone,and not through the Internet or e-mail.-I am humbled by this great honor,Berners-Lee said.The Web came about through an
8、ongoing collaboration with my fellow investors and developers worldwide.Everyone in the Internet community should be recognized by this honor.The father of the World Wide Web received a knighthood for services to the Internet,but it is just one of the many honors and awards that Berners-Lee has rece
9、ived for his efforts.He has also been honored with the Millennium Technology Prize from the Finnish Technology Award Foundation and awarded by Prince Philip the Albert Medal of the Royal Society of Arts.,The modest,publicity-shy physicist,now based in the U.S.,is at pains to point out that he did no
10、t invent the Internet itself and insists he is quite an ordinary person.But without his creation,there would be no www computer addresses and the Internet might still be the exclusive domain of a handful of computer experts.Currently he is also engaged in developing his second big idea:the Semantic
11、Web,which adds definition tags to information in Web pages and links them in such a way that computers can discover data more efficiently and form new associations between pieces of information,in effect creating a globally distributed database.,The father of the World Wide Web shared his concerns a
12、nd dreams during an interview:,Q:Besides the Semantic Web,do you have any other dreams or wishes for the future of the Web?B-L:Oh,lots and lots!I have always wanted the Web to be a more creative,flexible medium.Im excited about the new portable devices we can use for the Web,about speech-based techn
13、ology,and a lot of other things.Once you start with the basic Web idea,so much stuff becomes possible.,Text comprehension,Read the text in 20 minutes and Task 1:Underline the key words or sentences in each paragraph.At the same time,mark the new words and expressions for later treatment.Task 2:Find
14、out what is the text type of this articleNarration:biography(p.88)Task 3:Divide the text into six parts,and summarize the main idea of each part.(p.84),Part 1(Para 1-2):You can get any information you want as long as you have access to the Internet.Part 2(Para 3-4):World Wide Web,which began as a li
15、ttle computer program nearly 20 years ago,was the work of Tim Berners-Lee alone.Part 3(Para 5-7):Berners-Lee designed a kind of“hypertext”notebook which linked various kinds of information on his own computer,and then decided to open it up to everyone and make it a global link of all information.,Pa
16、rt 4(Para 8-9):Berners-Lee devised HTML,URL and HTTP,all of which finally gave rise to the debut of World Wide Web in 1991,and to its exponential growth ever since.Part 5(Para 10-11):Brought up as a quitessential child of the computer age,Berners-Lee created a most significant global system.Part 6(P
17、ara 12):In spite of his Gutenbergian creation of the WWW,Berners-Lee chose the non-profit road,both for himself and for his creation.,Vocabulary exercises,Read the text for the third time,and try to guess the rough meanings of new words and expressions in text(p.84-85).You may rely on the context of
18、 the words,or,if still in a puzzle,turn to an English-English dictionary.,Language points1.acquaint v.acquaint sb.with sb./sth.(1)To cause to come to know personally 认识e.g.Let me acquaint you with my family.I am already acquainted with him.(2)To make familiar 使熟悉,了解e.g.acquainted myself with the rul
19、es and regulations of the new company(3)To inform 通知,告知e.g.Please acquaint us with your plans.My mother acquainted him with my intention.,acquaintance n.(1)A person whom one knows 熟人e.g.a nodding/bowing acquaintance 点头之交a speaking acquaintance 泛泛之交He has a large circle of acquaintances.(2)Knowledge
20、of a person acquired by a relationship less intimate than friendship 对一个不像朋友那样亲密的人的了解make the acquaintance of sb.,make sb.s acquaintance 结识某人drop/cut sb.s acquaintance,drop/cut an acquaintance with sb.和某人绝交(3)Knowledge or information about something or someone认识,了解have a passing/no/little/some acqua
21、intance with sth.e.g.I have no acquaintance with this book.I have some acquaintance with English,but I do not know it well.,2.launch a search engine:set a search engine in motion 启动搜索器NOTE:“Launch”can be used to refer to different things,and should be translated in different ways.Translate:launch a
22、guided missile/a rocketlaunch an fatal attack on the enemylaunch a new enterprise launch an aircraft carrier launch a new movie named Alice in Wonderland,3.inquire(AmE)/enquire(BrE)vi.&vt.(1)To seek information by asking a question 打听,通过提问题打听信息 inquire sth.,inquire about sth.,inquire out sth.e.g.We
23、inquired about prices/trains to London.He inquired the way.He has inquired out the deployment of the enemy troops.(2)To make a formal inquiry or investigation 正式询问或调查e.g.ICAC inquired into the corruption of TVB officials.(3)To ask about the health or condition of sb.问候,询问健康或状况 inquire aftere.g.The l
24、ady inquired after your health.,enquiry/inquiry n.(1)U asking;inquiring 询问,探问 learn sth.by inquiry e.g.He learned the news by.We got the information by.a court of inquiry 调查庭(2)C make an inquiry/inquiries about 询问,质询e.g.The School Personnel made an about the applicants previous jobs.I have to make i
25、nquiries about his name and address.You can make your about the matter.(3)C investigation 调查 an inquiry intoe.g.There will be an into the murder case.They hold an official into the incident.The report called for a public into it.,4.hit vi.&vt.(1)hit(out)at 朝打去;攻击e.g.He at me,but missed.Many people o
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